Best Supplements for Improved Gut Microbiome Composition
Ranked by research evidence. Compare 27 supplements across 36 papers from the biomedical literature, with effect direction, evidence strength, and dose range for each.
Top picks by evidence
- Low evidence4 studies
Across 3 studies, all reported beneficial effects on gut microbiome composition, with effect sizes predominantly moderate (one large). Evidence comes from one randomized controlled trial in 120 GERD patients and an animal model study; no dose or duration data were available.
27 supplements
- LowBifidobacterium plantarumAcross 3 studies, all reported beneficial effects on gut microbiome composition, with effect sizes predominantly moderate (one large). Evidence comes from one randomized controlled trial in 120 GERD patients and an animal model study; no dose or duration data were available.4 beneficial4 studies